Neptune Systems Lab Grade ORP Probe – Accurate ORP Monitoring xodis Whether you're using float switches

Whether you're using float switches for sump alerts or ATO (Auto Top Off)

Designed for use with ICP testing

25 enhances biological processes and coral growth

These replacement rolls are engineered to provide superior mechanical filtration

Neptune Systems Lab Grade ORP Probe – Accurate ORP Monitoring xodis Whether you're using float switchesThe Neptune Systems Lab Grade ORP Probe is designed to deliver precise and reliable oxidation reduction potential (ORP) readings for your aquarium. ORP measures your systems ability to oxidize and is especially important for aquarists using ozone, where accurate ORP monitoring is critical for safety and effectiveness. This probe is not to be confused with dissolved oxygen probes, as it serves a completely different and essential monitoring purpose.